Unusual chemical processes in interstellar chemistry: past and present

E Herbst - Frontiers in Astronomy and Space Sciences, 2021 - frontiersin.org
The chemistry that occurs in interstellar clouds consists of both gas-phase processes and
reactions on the surfaces of dust grains, the latter particularly on and in water-dominated ice …

Capture theory models: An overview of their development, experimental verification, and applications to ion–molecule reactions

A Tsikritea, JA Diprose, TP Softley… - The Journal of Chemical …, 2022 - pubs.aip.org
Since Arrhenius first proposed an equation to account for the behavior of thermally activated
reactions in 1889, significant progress has been made in our understanding of chemical …

Thermal desorption of interstellar ices: A review on the controlling parameters and their implications from snowlines to chemical complexity

M Minissale, Y Aikawa, E Bergin, M Bertin… - ACS Earth and Space …, 2022 - ACS Publications
The evolution of star-forming regions and their thermal balance are strongly influenced by
their chemical composition, which, in turn, is determined by the physicochemical processes …

An aromatic universe–A physical chemistry perspective

RI Kaiser, N Hansen - The Journal of Physical Chemistry A, 2021 - ACS Publications
This Perspective presents recent advances in our knowledge of the fundamental elementary
mechanisms involved in the low-and high-temperature molecular mass growth processes to …

Photoelectron spectroscopy in molecular physical chemistry

I Fischer, ST Pratt - Physical Chemistry Chemical Physics, 2022 - pubs.rsc.org
Photoelectron spectroscopy has long been a powerful method in the toolbox of experimental
physical chemistry and molecular physics. Recent improvements in coincidence methods …

A Chemical Modeling Roadmap Linking Protoplanetary Disks and Exoplanet Atmospheres

C Eistrup - ACS Earth and Space Chemistry, 2022 - ACS Publications
Exoplanet atmospheres and protoplanetary disk chemistry are both active fields of research.
Chronologically, they represent opposite ends of the process of planet formation: planets …

Theoretical Calculations of the Thermal Rate Coefficients for the Interstellar NH3+ + H2 → NH4+ + H Reaction on a New Δ-Machine Learning Potential Energy …

Y Hashimoto, T Takayanagi… - ACS Earth and Space …, 2023 - ACS Publications
The NH3++ H2→ NH4++ H ion–molecule hydrogen-exchange reaction is important for
understanding the mechanisms of ammonia formation in interstellar medium and …

Product-specific reaction kinetics in continuous uniform supersonic flows probed by chirped-pulse microwave spectroscopy

T Guillaume, BM Hays, D Gupta, IR Cooke… - The Journal of …, 2024 - pubs.aip.org
Experimental studies of the products of elementary gas-phase chemical reactions occurring
at low temperatures (< 50 K) are very scarce, but of importance for fundamental studies of …

Quantum Chemical Computations of Gas-phase Glycolaldehyde Deuteration and Constraints on Its Formation Route

F Vazart, C Ceccarelli, N Balucani… - The Astrophysical …, 2022 - iopscience.iop.org
Despite the detection of numerous interstellar complex organic molecules (iCOMs) for
decades, it is still a matter of debate whether they are synthesized in the gas phase or on the …

Ab Initio and Statistical Rate Theory Exploration of the CH (X2Π) + OCS Gas-Phase Reaction

DI Lucas, CJ Kavaliauskas, MA Blitz… - The Journal of …, 2023 - ACS Publications
The first theoretical results regarding the gas-phase reaction mechanism and kinetics of the
CH (X2Π)+ OCS reaction are presented here. This reaction has a proposed importance in …